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541679 (2011 UL384)
Classification: Main-belt Asteroid          SPK-ID: 2541679
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06076400290149701 1.4645e-07  
a 2.402811209655035 5.0417e-08 au
q 2.256806782339807 3.1172e-07 au
i 7.038027618668885 8.9118e-06 deg
node 281.1856661921516 4.811e-05 deg
peri 163.2266129606875 9.1037e-05 deg
M 183.6277436435805 8.5404e-05 deg
tp 2460063.008467355591
(2023-Apr-28.50846736)
0.00033805 TDB
period 1360.435326988884
3.72
4.2818e-05
1.172e-07
d
yr
n .2646211788669184 8.3286e-09 deg/d
Q 2.548815636970263 5.348e-08 au
  Orbit Determination Parameters
   # obs. used (total)      81  
   data-arc span      3524 days (9.65 yr)  
   first obs. used      2011-10-24  
   last obs. used      2021-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46429  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 17:12:39  

Additional Information
 Earth MOID = 1.27406 au 
 Jupiter MOID = 2.5852 au 
 T_jup = 3.512 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458172.5 (2018-Feb-23.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06087645110870477 1.4706e-07  
q 2.256437363322824 3.1316e-07 au
tp 2458705.163017299520
(2019-Aug-09.66301730)
0.00030225 TDB
node 281.1934495332704 4.8109e-05 deg
peri 163.9433248504123 8.9932e-05 deg
i 7.038153267894964 8.9117e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      81  
   data-arc span      3524 days (9.65 yr)  
   first obs. used      2011-10-24  
   last obs. used      2021-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46429  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 17:12:39  

Additional Information
 Jupiter MOID = 2.5852 au 
 T_jup = 3.512 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.16272346945474E-14 -4.592329709310848E-14 3.165172242773538E-11 7.16912485333881E-14 7.205464420590793E-12 -1.248265112044783E-14
q -4.592329709310848E-14 9.807110375957031E-14 -6.650945739179681E-11 -1.449088702311992E-13 -1.517292259746921E-11 2.87266645564112E-14
tp 3.165172242773538E-11 -6.650945739179681E-11 9.135638628514657E-8 1.590296352410188E-10 2.288267186362652E-8 -2.29985108559465E-11
node 7.16912485333881E-14 -1.449088702311992E-13 1.590296352410188E-10 2.314508701261744E-9 -2.258148053278792E-9 1.604647587645026E-10
peri 7.205464420590793E-12 -1.517292259746921E-11 2.288267186362652E-8 -2.258148053278792E-9 8.087789002535575E-9 -1.649064120816146E-10
i -1.248265112044783E-14 2.87266645564112E-14 -2.29985108559465E-11 1.604647587645026E-10 -1.649064120816146E-10 7.941918933782687E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.93   n/a E2021B25  

541679 (2011 UL384)          Discovered 2011-Oct-24 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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